<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{

	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */
		/**
	 * Constructor.
	 * @param string $username username
	 * @param string $password password
	 */

	public function authenticate()
	{
		$user=User::model()->find('username=:userName OR email=:userEmail',array(':userName'=>$this->username,':userEmail'=>$this->username));
		
		//die(print_r($user->password));
		/*
		$users=array(
			// username => password
			'demo'=>'demo',
			'admin'=>'admin',
		);
		*/
		//echo $user->password.'::'.$this->password;
		if(!isset($user->id) || $user->id < 1){
			$this->errorCode=self::ERROR_USERNAME_INVALID;
		}
		else if($user->password !== $this->password){
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
		}else{
			$this->errorCode=self::ERROR_NONE;
			$this->username = $user->username;
		}
		return !$this->errorCode;
	}
}